package com.example.project.utils;

import com.auth0.jwt.JWT;
import com.auth0.jwt.algorithms.Algorithm;

import java.util.Date;
import java.util.Map;

public class JwtUtils {
    private static final  String key="zut";

    //接受业务数据，生成token并返回
    public static  String genToken(Map<String,Object> claims){
        return JWT.create()
                .withClaim("claims",claims)
                .withExpiresAt(new Date(System.currentTimeMillis()+1000*60*60*12))
                .sign(Algorithm.HMAC256(key));

    }
    //接受token,验证token 返回数据
    public static Map<String,Object> parseToken(String token){
        return JWT.require(Algorithm.HMAC256(key))
                .build()
                .verify(token)
                .getClaim("claims").asMap();
    }
}

